Cytological analysis of chromosomes in the two species Parascaris univalens and P. equorum Clara GodaySergio Pimpinelli OriginalPaper Pages: 1 - 10
Detection of a 17 kb unique sequence (T-DNA) in plant chromosomes by in situ hybridization P. F. AmbrosM. A. MatzkeA. J. M. Matzke OriginalPaper Pages: 11 - 18
Inactive chromatin in polytene chromosomes of Chironomus tentans partially shows a non-nucleosomal organization Endre EgyháziJohan ThybergOlle Johansson OriginalPaper Pages: 19 - 30
Pericentromeric heterochromatin and A-T contents during Robertsonian fusion in the house mouse C. A. RediS. GaragnaH. Winking OriginalPaper Pages: 31 - 35
Inverse correlation between mean nuclear DNA content and cell number in nurse cell clusters of Drosophila Johannes BohrmannGünter KieferKlaus Sander OriginalPaper Pages: 36 - 44
Population cytogenetics of Atractomorpha similis Bernard JohnRudi AppelsNelida Contreras OriginalPaper Pages: 45 - 58
Behaviour of the X chromosomes during growth and maturation of parthenogenetic eggs of Amphorophora tuberculata (Homoptera, Aphididae), in relation to sex determination R. L. BlackmanD. F. Hales OriginalPaper Pages: 59 - 64
C-heterochromatin polymorphism in Baetica ustulata: intraindividual variation and fluorescence banding patterns C. SentisJ. SantosJ. Fernandez-Piqueras OriginalPaper Pages: 65 - 70
The pattern of pairing that is effective for crossing over in complex B-A chromosome rearrangements in maize Marjorie P. Maguire OriginalPaper Pages: 71 - 85